unreal.EditableMesh

class unreal.EditableMesh(outer=None, name='None')

Bases: unreal.Object

Editable Mesh

C++ Source:

• Plugin: EditableMesh

• Module: EditableMesh

• File: EditableMesh.h

Editor Properties: (see get_editor_property/set_editor_property)

• subdivision_count (int32): [Read-Write] How many levels to subdivide this mesh. Zero will turn off subdivisions

• texture_coordinate_count (int32): [Read-Write] The number of texture coordinates stored on the vertices of this mesh

any_changes_to_undo() → bool

Returns

Returns true if there are any existing tracked changes that can be undo right now

Return type

bool

assign_polygons_to_polygon_groups(polygon_group_for_polygons, delete_orphaned_polygon_groups) → None

Assign Polygons to Polygon Groups

Parameters

• polygon_group_for_polygons (Array(PolygonGroupForPolygon)) –

• delete_orphaned_polygon_groups (bool) –

bevel_polygons(polygon_i_ds, bevel_fixed_distance, bevel_progress_toward_center) -> (out_new_center_polygon_i_ds=Array(PolygonID), out_new_side_polygon_i_ds=Array(PolygonID))

Bevel Polygons

Parameters

• polygon_i_ds (Array(PolygonID)) –

• bevel_fixed_distance (float) –

• bevel_progress_toward_center (float) –

Returns

out_new_center_polygon_i_ds (Array(PolygonID)):

out_new_side_polygon_i_ds (Array(PolygonID)):

Return type

tuple

change_polygons_vertex_instances(vertex_instances_for_polygons) → None

Change Polygons Vertex Instances

Parameters

vertex_instances_for_polygons (Array(ChangeVertexInstancesForPolygon)) –

commit() → None

Commit

commit_instance(component_to_instance_to) → EditableMesh

Commit Instance

Parameters

component_to_instance_to (PrimitiveComponent) –

Returns

Return type

EditableMesh

compute_bounding_box() → Box

Compute Bounding Box

Returns

Return type

Box

compute_bounding_box_and_sphere() → BoxSphereBounds

Compute Bounding Box and Sphere

Returns

Return type

BoxSphereBounds

compute_polygon_center(polygon_id) → Vector

Compute Polygon Center

Parameters

polygon_id (PolygonID) –

Returns

Return type

Vector

compute_polygon_normal(polygon_id) → Vector

Compute Polygon Normal

Parameters

polygon_id (PolygonID) –

Returns

Return type

Vector

compute_polygon_plane(polygon_id) → Plane

Compute Polygon Plane

Parameters

polygon_id (PolygonID) –

Returns

Return type

Plane

compute_polygons_shared_edges(polygon_i_ds)

Compute Polygons Shared Edges

Parameters

polygon_i_ds (Array(PolygonID)) –

Returns

out_shared_edge_i_ds (Array(EdgeID)):

Return type

Array(EdgeID)

create_edges(edges_to_create)

Create Edges

Parameters

edges_to_create (Array(EdgeToCreate)) –

Returns

out_new_edge_i_ds (Array(EdgeID)):

Return type

Array(EdgeID)

create_empty_vertex_range(num_vertices_to_create)

Create Empty Vertex Range

Parameters

num_vertices_to_create (int32) –

Returns

out_new_vertex_i_ds (Array(VertexID)):

Return type

Array(VertexID)

create_missing_polygon_perimeter_edges(polygon_id)

Create Missing Polygon Perimeter Edges

Parameters

polygon_id (PolygonID) –

Returns

out_new_edge_i_ds (Array(EdgeID)):

Return type

Array(EdgeID)

create_polygon_groups(polygon_groups_to_create)

Create Polygon Groups

Parameters

polygon_groups_to_create (Array(PolygonGroupToCreate)) –

Returns

out_new_polygon_group_i_ds (Array(PolygonGroupID)):

Return type

Array(PolygonGroupID)

create_polygons(polygons_to_create) -> (out_new_polygon_i_ds=Array(PolygonID), out_new_edge_i_ds=Array(EdgeID))

Create Polygons

Parameters

polygons_to_create (Array(PolygonToCreate)) –

Returns

out_new_polygon_i_ds (Array(PolygonID)):

out_new_edge_i_ds (Array(EdgeID)):

Return type

tuple

create_vertex_instances(vertex_instances_to_create)

Create Vertex Instances

Parameters

vertex_instances_to_create (Array(VertexInstanceToCreate)) –

Returns

out_new_vertex_instance_i_ds (Array(VertexInstanceID)):

Return type

Array(VertexInstanceID)

create_vertices(vertices_to_create)

Create Vertices

Parameters

vertices_to_create (Array(VertexToCreate)) –

Returns

out_new_vertex_i_ds (Array(VertexID)):

Return type

Array(VertexID)

delete_edge_and_connected_polygons(edge_id, delete_orphaned_edges, delete_orphaned_vertices, delete_orphaned_vertex_instances, delete_empty_polygon_groups) → None

Delete Edge and Connected Polygons

Parameters

• edge_id (EdgeID) –

• delete_orphaned_edges (bool) –

• delete_orphaned_vertices (bool) –

• delete_orphaned_vertex_instances (bool) –

• delete_empty_polygon_groups (bool) –

delete_edges(edge_i_ds_to_delete, delete_orphaned_vertices) → None

Delete Edges

Parameters

• edge_i_ds_to_delete (Array(EdgeID)) –

• delete_orphaned_vertices (bool) –

delete_orphan_vertices(vertex_i_ds_to_delete) → None

Delete Orphan Vertices

Parameters

vertex_i_ds_to_delete (Array(VertexID)) –

delete_polygon_groups(polygon_group_i_ds) → None

Delete Polygon Groups

Parameters

polygon_group_i_ds (Array(PolygonGroupID)) –

delete_polygons(polygon_i_ds_to_delete, delete_orphaned_edges, delete_orphaned_vertices, delete_orphaned_vertex_instances, delete_empty_polygon_groups) → None

Delete Polygons

Parameters

• polygon_i_ds_to_delete (Array(PolygonID)) –

• delete_orphaned_edges (bool) –

• delete_orphaned_vertices (bool) –

• delete_orphaned_vertex_instances (bool) –

• delete_empty_polygon_groups (bool) –

delete_vertex_and_connected_edges_and_polygons(vertex_id, delete_orphaned_edges, delete_orphaned_vertices, delete_orphaned_vertex_instances, delete_empty_polygon_groups) → None

Delete Vertex and Connected Edges and Polygons

Parameters

• vertex_id (VertexID) –

• delete_orphaned_edges (bool) –

• delete_orphaned_vertices (bool) –

• delete_orphaned_vertex_instances (bool) –

• delete_empty_polygon_groups (bool) –

delete_vertex_instances(vertex_instance_i_ds_to_delete, delete_orphaned_vertices) → None

Delete Vertex Instances

Parameters

• vertex_instance_i_ds_to_delete (Array(VertexInstanceID)) –

• delete_orphaned_vertices (bool) –

end_modification(from_undo=False) → None

End Modification

Parameters

from_undo (bool) –

extend_edges(edge_i_ds, weld_neighbors)

Extend Edges

Parameters

• edge_i_ds (Array(EdgeID)) –

• weld_neighbors (bool) –

Returns

out_new_extended_edge_i_ds (Array(EdgeID)):

Return type

Array(EdgeID)

extend_vertices(vertex_i_ds, only_extend_closest_edge, reference_position)

Extend Vertices

Parameters

• vertex_i_ds (Array(VertexID)) –

• only_extend_closest_edge (bool) –

• reference_position (Vector) –

Returns

out_new_extended_vertex_i_ds (Array(VertexID)):

Return type

Array(VertexID)

extrude_polygons(polygons, extrude_distance, keep_neighbors_together)

Extrude Polygons

Parameters

• polygons (Array(PolygonID)) –

• extrude_distance (float) –

• keep_neighbors_together (bool) –

Returns

out_new_extruded_front_polygons (Array(PolygonID)):

Return type

Array(PolygonID)

find_polygon_loop(edge_id) -> (out_edge_loop_edge_i_ds=Array(EdgeID), out_flipped_edge_i_ds=Array(EdgeID), out_reversed_edge_id_path_to_take=Array(EdgeID), out_polygon_i_ds_to_split=Array(PolygonID))

Find Polygon Loop

Parameters

edge_id (EdgeID) –

Returns

out_edge_loop_edge_i_ds (Array(EdgeID)):

out_flipped_edge_i_ds (Array(EdgeID)):

out_reversed_edge_id_path_to_take (Array(EdgeID)):

out_polygon_i_ds_to_split (Array(PolygonID)):

Return type

tuple

find_polygon_perimeter_edge_number_for_vertices(polygon_id, edge_vertex_id0, edge_vertex_id1) → int32

Find Polygon Perimeter Edge Number for Vertices

Parameters

• polygon_id (PolygonID) –

• edge_vertex_id0 (VertexID) –

• edge_vertex_id1 (VertexID) –

Returns

Return type

int32

find_polygon_perimeter_vertex_number_for_vertex(polygon_id, vertex_id) → int32

Find Polygon Perimeter Vertex Number for Vertex

Parameters

• polygon_id (PolygonID) –

• vertex_id (VertexID) –

Returns

Return type

int32

flip_polygons(polygon_i_ds) → None

todo: mesheditor: Not used for anything yet. Remove it? Use it during import/convert? UFUNCTION( BlueprintCallable, Category=”Editable Mesh” ) void SetEdgesVertices( const TArray<FVerticesForEdge>& VerticesForEdges ); UFUNCTION( BlueprintCallable, Category=”Editable Mesh” ) void InsertPolygonPerimeterVertices( const FPolygonID PolygonID, const int32 InsertBeforeVertexNumber, const TArray<FVertexAndAttributes>& VerticesToInsert ); UFUNCTION( BlueprintCallable, Category=”Editable Mesh” ) void RemovePolygonPerimeterVertices( const FPolygonID PolygonID, const int32 FirstVertexNumberToRemove, const int32 NumVerticesToRemove, const bool bDeleteOrphanedVertexInstances );

Parameters

polygon_i_ds (Array(PolygonID)) –

generate_polygon_tangents_and_normals(polygon_i_ds) → None

Generate Polygon Tangents and Normals

Parameters

polygon_i_ds (Array(PolygonID)) –

get_edge_connected_polygon(edge_id, connected_polygon_number) → PolygonID

Returns the indexed polygon connected to this edge

Parameters

• edge_id (EdgeID) –

• connected_polygon_number (int32) –

Returns

Return type

PolygonID

get_edge_connected_polygon_count(edge_id) → int32

Returns the number of polygons connected to this edge

Parameters

edge_id (EdgeID) –

Returns

Return type

int32

get_edge_connected_polygons(edge_id)

Get Edge Connected Polygons

Parameters

edge_id (EdgeID) –

Returns

out_connected_polygon_i_ds (Array(PolygonID)):

Return type

Array(PolygonID)

get_edge_count() → int32

Returns the number of edges in this mesh

Returns

Return type

int32

get_edge_loop_elements(edge_id)

Get Edge Loop Elements

Parameters

edge_id (EdgeID) –

Returns

edge_loop_i_ds (Array(EdgeID)):

Return type

Array(EdgeID)

get_edge_that_connects_vertices(vertex_id0, vertex_id1) → EdgeID

Get Edge That Connects Vertices

Parameters

• vertex_id0 (VertexID) –

• vertex_id1 (VertexID) –

Returns

Return type

EdgeID

get_edge_vertex(edge_id, edge_vertex_number) → VertexID

Returns the given indexed vertex for this edge. EdgeVertexNumber must be 0 or 1.

Parameters

• edge_id (EdgeID) –

• edge_vertex_number (int32) –

Returns

Return type

VertexID

get_edge_vertices(edge_id) -> (out_edge_vertex_id0=VertexID, out_edge_vertex_id1=VertexID)

Get Edge Vertices

Parameters

edge_id (EdgeID) –

Returns

out_edge_vertex_id0 (VertexID):

out_edge_vertex_id1 (VertexID):

Return type

tuple

get_first_valid_polygon_group() → PolygonGroupID

Get First Valid Polygon Group

Returns

Return type

PolygonGroupID

get_group_for_polygon(polygon_id) → PolygonGroupID

Returns the polygon group this polygon is assigned to

Parameters

polygon_id (PolygonID) –

Returns

Return type

PolygonGroupID

get_polygon_adjacent_polygons(polygon_id)

Get Polygon Adjacent Polygons

Parameters

polygon_id (PolygonID) –

Returns

out_adjacent_polygons (Array(PolygonID)):

Return type

Array(PolygonID)

get_polygon_count() → int32

Returns the number of polygons in this mesh

Returns

Return type

int32

get_polygon_count_in_group(polygon_group_id) → int32

Returns the number of polygons in this polygon group

Parameters

polygon_group_id (PolygonGroupID) –

Returns

Return type

int32

get_polygon_group_count() → int32

Returns the number of polygon groups in this mesh

Returns

Return type

int32

get_polygon_in_group(polygon_group_id, polygon_number) → PolygonID

Returns the given indexed polygon in this polygon group

Parameters

• polygon_group_id (PolygonGroupID) –

• polygon_number (int32) –

Returns

Return type

PolygonID

get_polygon_perimeter_edge(polygon_id, perimeter_edge_number) -> (EdgeID, out_edge_winding_is_reversed_for_polygon=bool)

Get Polygon Perimeter Edge

Parameters

• polygon_id (PolygonID) –

• perimeter_edge_number (int32) –

Returns

out_edge_winding_is_reversed_for_polygon (bool):

Return type

bool

get_polygon_perimeter_edge_count(polygon_id) → int32

Get Polygon Perimeter Edge Count

Parameters

polygon_id (PolygonID) –

Returns

Return type

int32

get_polygon_perimeter_edges(polygon_id)

Get Polygon Perimeter Edges

Parameters

polygon_id (PolygonID) –

Returns

out_polygon_perimeter_edge_i_ds (Array(EdgeID)):

Return type

Array(EdgeID)

get_polygon_perimeter_vertex(polygon_id, polygon_vertex_number) → VertexID

Returns the indexed vertex on this polygon’s perimeter

Parameters

• polygon_id (PolygonID) –

• polygon_vertex_number (int32) –

Returns

Return type

VertexID

get_polygon_perimeter_vertex_count(polygon_id) → int32

Returns the number of vertices on this polygon’s perimeter

Parameters

polygon_id (PolygonID) –

Returns

Return type

int32

get_polygon_perimeter_vertex_instance(polygon_id, polygon_vertex_number) → VertexInstanceID

Returns the indexed vertex instance on this polygon’s perimeter

Parameters

• polygon_id (PolygonID) –

• polygon_vertex_number (int32) –

Returns

Return type

VertexInstanceID

get_polygon_perimeter_vertex_instances(polygon_id)

Get Polygon Perimeter Vertex Instances

Parameters

polygon_id (PolygonID) –

Returns

out_polygon_perimeter_vertex_instance_i_ds (Array(VertexInstanceID)):

Return type

Array(VertexInstanceID)

get_polygon_perimeter_vertices(polygon_id)

Get Polygon Perimeter Vertices

Parameters

polygon_id (PolygonID) –

Returns

out_polygon_perimeter_vertex_i_ds (Array(VertexID)):

Return type

Array(VertexID)

get_polygon_triangulated_triangle(polygon_id, polygon_triangle_number) → TriangleID

Returns the indexed triangle of the triangulated polygon

Parameters

• polygon_id (PolygonID) –

• polygon_triangle_number (int32) –

Returns

Return type

TriangleID

get_polygon_triangulated_triangle_count(polygon_id) → int32

Returns the number of triangles which make up this polygon

Parameters

polygon_id (PolygonID) –

Returns

Return type

int32

get_subdivision_count() → int32

Get Subdivision Count

Returns

Return type

int32

get_subdivision_limit_data() → SubdivisionLimitData

Get Subdivision Limit Data

Returns

Return type

SubdivisionLimitData

get_texture_coordinate_count() → int32

Get Texture Coordinate Count

Returns

Return type

int32

get_vertex_adjacent_vertices(vertex_id)

Get Vertex Adjacent Vertices

Parameters

vertex_id (VertexID) –

Returns

out_adjacent_vertex_i_ds (Array(VertexID)):

Return type

Array(VertexID)

get_vertex_connected_edge(vertex_id, connected_edge_number) → EdgeID

Returns the requested edge connected to this vertex

Parameters

• vertex_id (VertexID) –

• connected_edge_number (int32) –

Returns

Return type

EdgeID

get_vertex_connected_edge_count(vertex_id) → int32

Returns the number of edges connected to this vertex

Parameters

vertex_id (VertexID) –

Returns

Return type

int32

get_vertex_connected_edges(vertex_id)

Get Vertex Connected Edges

Parameters

vertex_id (VertexID) –

Returns

out_connected_edge_i_ds (Array(EdgeID)):

Return type

Array(EdgeID)

get_vertex_connected_polygons(vertex_id)

Get Vertex Connected Polygons

Parameters

vertex_id (VertexID) –

Returns

out_connected_polygon_i_ds (Array(PolygonID)):

Return type

Array(PolygonID)

get_vertex_count() → int32

Returns the number of vertices in this mesh

Returns

Return type

int32

get_vertex_instance_connected_polygon(vertex_instance_id, connected_polygon_number) → PolygonID

Returns the indexed polygon connected to this vertex instance

Parameters

• vertex_instance_id (VertexInstanceID) –

• connected_polygon_number (int32) –

Returns

Return type

PolygonID

get_vertex_instance_connected_polygon_count(vertex_instance_id) → int32

Returns the number of polygons connected to this vertex instance

Parameters

vertex_instance_id (VertexInstanceID) –

Returns

Return type

int32

get_vertex_instance_connected_polygons(vertex_instance_id)

Get Vertex Instance Connected Polygons

Parameters

vertex_instance_id (VertexInstanceID) –

Returns

out_connected_polygon_i_ds (Array(PolygonID)):

Return type

Array(PolygonID)

get_vertex_instance_count() → int32

Returns the number of vertex instances in this mesh

Returns

Return type

int32

get_vertex_instance_vertex(vertex_instance_id) → VertexID

Returns the vertex ID which the given vertex instance is instancing

Parameters

vertex_instance_id (VertexInstanceID) –

Returns

Return type

VertexID

get_vertex_pair_edge(vertex_id, next_vertex_id) -> (EdgeID, out_edge_winding_is_reversed=bool)

Get Vertex Pair Edge

Parameters

• vertex_id (VertexID) –

• next_vertex_id (VertexID) –

Returns

out_edge_winding_is_reversed (bool):

Return type

bool

initialize_adapters() → None

Initialize Adapters

insert_edge_loop(edge_id, splits)

Insert Edge Loop

Parameters

• edge_id (EdgeID) –

• splits (Array(float)) –

Returns

out_new_edge_i_ds (Array(EdgeID)):

Return type

Array(EdgeID)

inset_polygons(polygon_i_ds, inset_fixed_distance, inset_progress_toward_center, mode) -> (out_new_center_polygon_i_ds=Array(PolygonID), out_new_side_polygon_i_ds=Array(PolygonID))

Inset Polygons

Parameters

• polygon_i_ds (Array(PolygonID)) –

• inset_fixed_distance (float) –

• inset_progress_toward_center (float) –

• mode (InsetPolygonsMode) –

Returns

out_new_center_polygon_i_ds (Array(PolygonID)):

out_new_side_polygon_i_ds (Array(PolygonID)):

Return type

tuple

classmethod invalid_edge_id() → EdgeID

Invalid Edge ID

Returns

Return type

EdgeID

classmethod invalid_polygon_group_id() → PolygonGroupID

Invalid Polygon Group ID

Returns

Return type

PolygonGroupID

classmethod invalid_polygon_id() → PolygonID

Invalid Polygon ID

Returns

Return type

PolygonID

classmethod invalid_vertex_id() → VertexID

Statics

Returns

Return type

VertexID

is_being_modified() → bool

Returns

Returns true if StartModification() was called and the mesh is able to be modified currently. Remember to call EndModification() when finished.

Return type

bool

is_committed() → bool

Is Committed

Returns

Return type

bool

is_committed_as_instance() → bool

Is Committed as Instance

Returns

Return type

bool

is_compact_allowed() → bool

Returns

Returns true if compaction is enabled on this mesh

Return type

bool

is_orphaned_vertex(vertex_id) → bool

Returns whether the given vertex ID is orphaned

Parameters

vertex_id (VertexID) –

Returns

Return type

bool

is_previewing_subdivisions() → bool

Is Previewing Subdivisions

Returns

Return type

bool

is_spatial_database_allowed() → bool

Returns

Returns true if our octree spatial database is enabled for this mesh

Return type

bool

is_undo_allowed() → bool

Returns

Returns true if undo tracking is enabled on this mesh

Return type

bool

is_valid_edge(edge_id) → bool

Returns whether the given edge ID is valid

Parameters

edge_id (EdgeID) –

Returns

Return type

bool

is_valid_polygon(polygon_id) → bool

Returns whether the given polygon ID is valid

Parameters

polygon_id (PolygonID) –

Returns

Return type

bool

is_valid_polygon_group(polygon_group_id) → bool

Returns whether the given polygon group ID is valid

Parameters

polygon_group_id (PolygonGroupID) –

Returns

Return type

bool

is_valid_vertex(vertex_id) → bool

Returns whether the given vertex ID is valid

Parameters

vertex_id (VertexID) –

Returns

Return type

bool

classmethod make_edge_id(edge_index) → EdgeID

Make Edge ID

Parameters

edge_index (int32) –

Returns

Return type

EdgeID

classmethod make_polygon_group_id(polygon_group_index) → PolygonGroupID

Make Polygon Group ID

Parameters

polygon_group_index (int32) –

Returns

Return type

PolygonGroupID

classmethod make_polygon_id(polygon_index) → PolygonID

Make Polygon ID

Parameters

polygon_index (int32) –

Returns

Return type

PolygonID

classmethod make_vertex_id(vertex_index) → VertexID

Make Vertex ID

Parameters

vertex_index (int32) –

Returns

Return type

VertexID

move_vertices(vertices_to_move) → None

Move Vertices

Parameters

vertices_to_move (Array(VertexToMove)) –

propagate_instance_changes() → None

Propagate Instance Changes

quadrangulate_mesh()

Quadrangulate Mesh

Returns

out_new_polygon_i_ds (Array(PolygonID)):

Return type

Array(PolygonID)

rebuild_render_mesh() → None

Rebuild Render Mesh

revert() → None

Revert

revert_instance() → EditableMesh

Revert Instance

Returns

Return type

EditableMesh

search_spatial_database_for_polygons_in_volume(planes)

Search Spatial Database for Polygons in Volume

Parameters

planes (Array(Plane)) –

Returns

out_polygons (Array(PolygonID)):

Return type

Array(PolygonID)

search_spatial_database_for_polygons_potentially_intersecting_line_segment(line_segment_start, line_segment_end)

Search Spatial Database for Polygons Potentially Intersecting Line Segment

Parameters

• line_segment_start (Vector) –

• line_segment_end (Vector) –

Returns

out_polygons (Array(PolygonID)):

Return type

Array(PolygonID)

search_spatial_database_for_polygons_potentially_intersecting_plane(plane)

Search Spatial Database for Polygons Potentially Intersecting Plane

Parameters

plane (Plane) –

Returns

out_polygons (Array(PolygonID)):

Return type

Array(PolygonID)

set_allow_compact(allow_compact) → None

Sets whether the mesh can be sporadically compacted as modifications are performed

Parameters

allow_compact (bool) – True if compaction is enabled on this mesh.

set_allow_spatial_database(allow_spatial_database) → None

Sets whether this mesh should automatically generate and maintain an octree spatial database. Certain queries may only be supported when the mesh has an octree generated. The octree is never saved or loaded, and always generated on demand. This feature adds significant overhead to editable mesh initialization and modification, so only use it if you really need to.

Parameters

allow_spatial_database (bool) – True if an octree should be generated and maintained for this mesh.

set_allow_undo(allow_undo) → None

Sets whether undo is allowed on this mesh

Parameters

allow_undo (bool) – True if undo features are enabled on this mesh. You’re only allowed to call MakeUndo() if this is set to true.

set_edges_attributes(attributes_for_edges) → None

Set Edges Attributes

Parameters

attributes_for_edges (Array(AttributesForEdge)) –

set_edges_crease_sharpness(edge_i_ds, edges_new_crease_sharpness) → None

Set Edges Crease Sharpness

Parameters

• edge_i_ds (Array(EdgeID)) –

• edges_new_crease_sharpness (Array(float)) –

set_edges_hardness(edge_i_ds, edges_new_is_hard) → None

Set Edges Hardness

Parameters

• edge_i_ds (Array(EdgeID)) –

• edges_new_is_hard (Array(bool)) –

set_edges_hardness_automatically(edge_i_ds, max_dot_product_for_soft_edge) → None

Set Edges Hardness Automatically

Parameters

• edge_i_ds (Array(EdgeID)) –

• max_dot_product_for_soft_edge (float) –

set_polygons_vertex_attributes(vertex_attributes_for_polygons) → None

Set Polygons Vertex Attributes

Parameters

vertex_attributes_for_polygons (Array(VertexAttributesForPolygon)) –

set_subdivision_count(new_subdivision_count) → None

Set Subdivision Count

Parameters

new_subdivision_count (int32) –

set_texture_coordinate_count(num_tex_coords) → None

Set Texture Coordinate Count

Parameters

num_tex_coords (int32) –

set_vertex_instances_attributes(attributes_for_vertex_instances) → None

Set Vertex Instances Attributes

Parameters

attributes_for_vertex_instances (Array(AttributesForVertexInstance)) –

set_vertices_attributes(attributes_for_vertices) → None

Set Vertices Attributes

Parameters

attributes_for_vertices (Array(AttributesForVertex)) –

set_vertices_corner_sharpness(vertex_i_ds, vertices_new_corner_sharpness) → None

Set Vertices Corner Sharpness

Parameters

• vertex_i_ds (Array(VertexID)) –

• vertices_new_corner_sharpness (Array(float)) –

split_edge(edge_id, splits)

Split Edge

Parameters

• edge_id (EdgeID) –

• splits (Array(float)) –

Returns

out_new_vertex_i_ds (Array(VertexID)):

Return type

Array(VertexID)

split_polygonal_mesh(plane) -> (polygon_i_ds1=Array(PolygonID), polygon_i_ds2=Array(PolygonID), boundary_i_ds=Array(EdgeID))

Split Polygonal Mesh

Parameters

plane (Plane) –

Returns

polygon_i_ds1 (Array(PolygonID)):

polygon_i_ds2 (Array(PolygonID)):

boundary_i_ds (Array(EdgeID)):

Return type

tuple

split_polygons(polygons_to_split)

Split Polygons

Parameters

polygons_to_split (Array(PolygonToSplit)) –

Returns

out_new_edge_i_ds (Array(EdgeID)):

Return type

Array(EdgeID)

start_modification(mesh_modification_type, mesh_topology_change) → None

Start Modification

Parameters

• mesh_modification_type (MeshModificationType) –

• mesh_topology_change (MeshTopologyChange) –

property subdivision_count

[Read-Only] How many levels to subdivide this mesh. Zero will turn off subdivisions

Type

(int32)

tessellate_polygons(polygon_i_ds, triangle_tessellation_mode)

Tessellate Polygons

Parameters

• polygon_i_ds (Array(PolygonID)) –

• triangle_tessellation_mode (TriangleTessellationMode) –

Returns

out_new_polygon_i_ds (Array(PolygonID)):

Return type

Array(PolygonID)

property texture_coordinate_count

[Read-Only] The number of texture coordinates stored on the vertices of this mesh

Type

(int32)

triangulate_polygons(polygon_i_ds)

Triangulate Polygons

Parameters

polygon_i_ds (Array(PolygonID)) –

Returns

out_new_triangle_polygons (Array(PolygonID)):

Return type

Array(PolygonID)

try_to_remove_polygon_edge(edge_id) -> (out_was_edge_removed=bool, out_new_polygon_id=PolygonID)

Try to Remove Polygon Edge

Parameters

edge_id (EdgeID) –

Returns

out_was_edge_removed (bool):

out_new_polygon_id (PolygonID):

Return type

tuple

try_to_remove_vertex(vertex_id) -> (out_was_vertex_removed=bool, out_new_edge_id=EdgeID)

Try to Remove Vertex

Parameters

vertex_id (VertexID) –

Returns

out_was_vertex_removed (bool):

out_new_edge_id (EdgeID):

Return type

tuple

weld_vertices(vertex_i_ds) → VertexID

Weld Vertices

Parameters

vertex_i_ds (Array(VertexID)) –

Returns

out_new_vertex_id (VertexID):

Return type

VertexID